.console {
  padding: 10px;
}
.console .welcome {
  position: relative;
  width: 100%;
  height: 300px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.1);
}
.console .welcome .welcome_btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(0, 100%);
  width: 100px;
  height: 40px;
  font-size: 16px;
  background: #009688;
  color: #fff;
  border: 1px solid #009688;
}
